Kolmorgen AKM51E-ACCNR-00 Servo Motor Detailed Product Description

I. Complete Model Interpretation

Main Model: AKM51E

AKM: Kolmorgen High-performance Permanent Magnet Synchronous Servo Motor Series

5: 5-sized housing → 108×108mm IEC standard square flange

1: Stator overlap length 1 → Standard body length, medium torque density

E: 480V high-voltage winding → Suitable for three-phase 480V AC, 640V DC bus

Configuration Code: ACCNR

A: Installation form → IEC standard square flange (108×108mm, N-level accuracy)

C: Output shaft → φ25mm shaft with key slot (standard key width 8mm)

C: Feedback type → Resolver hollow shaft resolver (16-bit, highly reliable)

N: Electromagnetic brake → No built-in electromagnetic brake

R: Connector → M23 rotatable elbow integrated connector (power + feedback integrated)

Suffix -00

Standard shaft extension length, standard sealing configuration

Overall IP65 protection level (body + shaft end)

F-class insulation (155℃), industrial-grade lifetime lubricated bearings

II. Core Electrical Parameters

Continuous start torque: 4.7 N·m

Rated torque: 3.8 N·m

Peak torque: 11.6 N·m

Rated power: 1.19 kW

Rated speed: 3000 rpm (@ 640V DC bus)

Maximum speed: 3500 rpm

Compatible voltage: three-phase 480V AC

DC bus: 640V DC

Peak current: 8.24 A

Pole number: 10 poles (5 pairs of poles)

Rotor inertia: 0.0018 kg·m²

Insulation class: F-class 155℃

Overall weight: approximately 6.5 kg

III. Feedback System (Resolver)

Type: 16-bit hollow shaft resolver

Core characteristics:

Pure electromagnetic structure, no optical components, anti-vibration, resistant to oil contamination

Industrial-grade high reliability, **-40℃ to +125℃** wide temperature stability operation

Maintenance-free, long life, suitable for heavy industry, high dust, humid environments

Supports high-speed closed-loop control, high positioning accuracy, strong stability

Power off without absolute position memory, reset required upon power-on

IV. Mechanical Structure Specifications

Installation flange: 108×108mm IEC standard square flange (N-level accuracy)

Shaft diameter / shaft type: φ25mm shaft with key slot (key width 8mm), shaft end with M14 fixed thread

Brake: No built-in brake, low inertia, high dynamic response

Connector: M23 rotatable elbow integrated connector (360° free wiring)

Protection level: IP65 (body + shaft end), dust-proof, splash-proof, oil-resistant

Shell: RAL 9005 matte black enamel, efficient heat dissipation

Bearings: High-precision industrial-grade lifetime lubricated bearings

V. Environment and Certification

Operating temperature: -20℃ to +40℃

Storage temperature: -30℃ to +85℃

Relative humidity: 5% to 95% RH, no condensation

Anti-vibration / impact: Industrial-grade reinforced design, 10g anti-vibration

Compliance certifications: CE, UL, cULus, RoHS

VI. Core Product Features

480V E-class high-voltage winding

Compatible with industrial 480V power grid, low loss over long distances, high efficiency, low heat generation.

108mm IEC standard flange

Universal installation dimensions, convenient replacement, strong compatibility, suitable for most automation equipment.

Standard overlap length 1 design

Moderate torque density, good inertia matching, balancing dynamic response and continuous output. φ25mm shaft with key slot

Reliable transmission, easy installation, suitable for direct connection of gearboxes, synchronous belt pulleys, and couplings.

Feedback from rotary transformer

High reliability in extreme environments, maintenance-free, suitable for harsh conditions such as heavy industry, metallurgy, and textile.

M23 rotatable elbow joint

Flexible wiring, space-saving, vibration-resistant, suitable for compact cabinet layout.

No brake design

Suitable for horizontal moving shafts, high-frequency start-stop, stable speed control, low inertia, fast acceleration.

Full-axis IP65 protection

Dust-proof, splash-proof, oil-resistant, suitable for humid, dusty, and slightly corrosive environments.

VII. Compatible Drives

Kolmosung 480V/640V series:

AKD-P03607, AKD-P04807

AKD2G high-voltage series

Supporting protocols: Resolver, EtherCAT, PROFINET, CANopen

VIII. Typical Applications

Automation production lines, material conveying, packaging machinery

Textile equipment, printing machinery, woodworking machinery

Food processing, ceramic/glass manufacturing, heavy machinery

Machine tool feed, rotating worktables, non-standard automation equipment

Compatible: 108mm flange, 480V high-voltage, standard torque, shaft with key slot, rotary transformer, high reliability without brake, M23 rotatable elbow joint integrated joint, IP65 full protection servo motor;

Positioning: 480V high-voltage, universal type, high reliability, industrial-grade heavy-duty stable-speed standard model.